Round Hill is a town in Loudoun County, Virginia, home to about 678 people across 0.4 square miles. It has no ZIP code of its own: it’s part of 20141.
Homes sold for a median of $287 per square foot in the three months ending August 2026, a seller’s market.
Each card is that ZIP code’s whole market, including any part outside Round Hill. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Round Hill’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Washington Dulles International Airport (IAD)21 miles away |
|---|---|
| Nearest city of 250,000+ | Washington, DC44 miles away |
| Nearest city of 1 million+ | Philadelphia, PA154 miles away |
Straight-line distances from the center of Round Hill; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Round Hill had 693 residents in the 2020 census, up 39% since 2000.
It’s the 434th largest of 669 towns in Virginia by population.
Loudoun County grew from 21,948 residents in 1900 to 420,959 in 2020.
Loudoun County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 86°F in summer, and winter lows average 25°F. About 44 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Purcellville, VA weather station (4 miles away).
192,220 jobs at 12,561 businesses in Loudoun County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
7 doctors and other health care providers list an office in Round Hill.
Nearest hospitals
Providers with an office here
| Specialist doctors | 2 |
|---|---|
| Mental health providers | 4 |
| Physical and occupational therapists | 1 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Grocery stores
Pharmacies
Libraries
Museums
Theaters and performance venues
Counts are within about 1 mile of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Loudoun County Public Schools. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Round Hill ElementaryRound Hill | Pre-K–5 | 521 | Public | 2.2 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.